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(04-29-2020 )AussieISX Wrote: [ -> ]Could be off track but worth asking, did you take the big Allen head plug out of your old head and put back into the new head ? In under the ecm . It’s a port for the compressor used on the cm570

I've also seen one that had the ECM bolts in the ECM cooling plate and vise versa. The shorter bolts broke in the head and boost was leaking so badly we couldn't even pick it when pressurising the intake.

(04-29-2020 )AussieISX Wrote: [ -> ]Could be off track but worth asking, did you take the big Allen head plug out of your old head and put back into the new head ? In under the ecm . It’s a port for the compressor used on the cm570

Thanks for also mentioning that. had forgotten all about seeing ppl who do that.

I show where that is at in this video @ 1:53 ... https://youtu.be/KN334mWsupM